Business / Finance / Unsystematic Risk: Foreign exchange market intervention in which the monetary authorities have not insulated their domestic money supplies from the foreign exchange transactions. MORE

Health / Health Insurance / Usual Customary And Reasonable (UCR): An amount customarily charged for or covered for similar services and supplies which are medically necessary, recommended by a doctor, or required for treatment. MORE

Health / Health Insurance / Covered Expenses: An amount customarily charged for or covered for similar services and supplies which are medically necessary, recommended by a doctor, or required for treatment. MORE

Technology / Home Audio / Dynamic Range: The ratio of the loudest (undistorted) signal to that of the quietest (discernible) signal in a unit or system as expressed in decibels (db). Dynamic range is another way of stating the maximum S/N ra MORE